How do you calculate the EARNED commission that can be (legally) transferred to the Operating Account?

Just to be sure: is this the “AB Income” amount given by the Income and Expense Report?
Also, how do we determine which of these invoices were paid, since we can only transfer the earned commission (on paid invoices). Thank you all for helping me with issue.

My question still is: how do you calculate the amount of earned commission in the trust account. The client sends us a gross premium check, we deposit it in the trust account, we send the net premium to the insurance company, and then we have to transfer the agency earned commission to the operating...

This is a very interesting topic. I would like to have your input on how to calculate the right amount of earned commission amount that I can transfer from Trust to Operating Account. Our state requires the separation of funds. Also, how do I make sure the trust account is solvent. How do I prove it...